<template>
  <div>
    <el-form ref="loginForm" :model="form" :rules="rules" label-width="80px" class="login-box">
      <h3 class="login-title">欢迎登录</h3>
      <el-form-item label="邮箱" prop="email">
        <el-input type="email" placeholder="请输入邮箱地址" v-model="form.email"/>
      </el-form-item>
      <el-form-item label="密码" prop="password">
        <el-input type="password" placeholder="请输入密码" v-model="form.password"></el-input>
        <span @click ="forget">忘记密码</span>
      </el-form-item>
      <el-form-item>
        <el-button type="info" v-on:click="onSubmit('loginForm')">登录</el-button>
        <el-button type="info" v-on:click="register">注册</el-button>
      </el-form-item>
    </el-form>

    <el-dialog
      title="温馨提示"
      :visible.sync="dialogVisible"
      width="30%"
      >
      <span>请输入邮箱地址和密码</span>
      <span slot="footer" class="dialog-footer">
        <el-button type="primary" @click="dialogVisible = false">确定</el-button>
      </span>
    </el-dialog>
  </div>
  
</template>

<script>
export default {
   name:'login',
   data(){
       return {
        form: {
          email: '',
          password: ''
        },

        // 表单验证，需要在 el-form-item 元素中增加 prop 属性
        rules: {
          email: [
            {required: true, message: '邮箱不可为空', trigger: 'blur'}
          ],
          password: [
            {required: true, message: '密码不可为空', trigger: 'blur'}
          ]
        },

        // 对话框显示和隐藏
        dialogVisible: false
       }
   },

   methods:{
      onSubmit(formName) {
        // 为表单绑定验证功能
        this.$refs[formName].validate((valid) => {
          if (valid) {
            let obj = {identifier: this.form.email,password: this.form.password,}
            this.$axios.post('http://119.91.81.28:1337/auth/local', obj).then(response => {
                console.log(response);
                localStorage.setItem('username',response.data.user.username);
                localStorage.setItem('email',response.data.user.email);
                localStorage.setItem('token',response.data.jwt);

                this.$message({
                    type:'success',
                    message:`Welcome！${response.data.user.username}`
                })
                this.$router.push({
                    name:'home'
                });
            },err => {
                console.log(err);
                this.$message({
                  type:'warning',
                  message:'邮箱地址或密码错误，请您重新输入！'
                })
            })
            
          } else {
            this.dialogVisible = true;
            return false;
          }
        });
      },

      register(){
          this.$router.push({
              name:'register'
          })
      },

      forget(){
          this.$router.push({
              name:'forget'
          })
      }
   }
}
</script>

<style>
  .login-box {
    border: 1px solid #DCDFE6;
    width: 25vw;
    margin: 10vw auto;
    padding: 4vw 4vw 3vw 4vw;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    box-shadow: 0 0 1vw #909399; 
  }

  .login-box:hover{
    box-shadow: 0 0 2vw lightslategrey;
  }

  .login-title {
    text-align: center;
    margin: 0 auto;
    margin-bottom:10%;
    color: #303133;
  }
</style>